Greatest Common Factor of 138, 500, 81

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 138, 500, 81 by common division method
• Greatest Common Factor of 138, 500, 81 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Factors of 500

List of positive integer factors of 500 that divides 500 without a remainder.

1,2,4,5,10,20,25,50,100,125,250,500

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Greatest Common Factor

We found the factors 138,500,81 . The biggest common factor number is the GCF number.
So the greatest common factor 138,500,81 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 564, 959, 73
• GCF of 456, 144, 91
• GCF of 899, 837, 90
• GCF of 255, 431, 91
• GCF of 605, 820, 48

1. What is the GCF of 138, 500, 81?

Answer: GCF of 138, 500, 81 is 1.

2. How to Find the GCF of 138, 500, 81

Answer: Greatest Common Factor(GCF) of 138, 500, 81 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(138, 500, 81) = 1.